% of the country as irresponsible victims. his aides advised him to focus on policy, such as romney's effort to distance himself from his own tax proposal. >> for 18 months, he's been running on his tax plan, and now five weeks before the election, he's saying that his big, bold idea is "nevermind." >> reporter: but now, top democrats and liberal pundits bemoan a missed opportunity. >> i don't know what he was doing out there. he had his head down. he was enduring the debate, rather than fighting it. >> it looked like romney wanted to be there, and president obama didn't want to be there. >> reporter: some even blamed denver's high elevation for the president's performance. >> when you go to 5,000 feet and only have a few hours to adjust, i don't know -- >> reporter: last night, the president spent much time looking down at his podium, taking notes. and he squandered easy opportunities to go after romney, such as this moment. >> i like pbs, i love big bird. i actually like you, too. but i'm not going to spend money on things -- >> reporter: a wide opening, but the president took more than 14